diff --git a/components/livestatus/downtimestable.cpp b/components/livestatus/downtimestable.cpp
index 2f6f3df4a..19e8d81e4 100644
--- a/components/livestatus/downtimestable.cpp
+++ b/components/livestatus/downtimestable.cpp
@@ -152,5 +152,5 @@ Value DowntimesTable::TriggeredByAccessor(const Value& row)
 {
 	Downtime::Ptr downtime = static_cast<Downtime::Ptr>(row);
 
-	return downtime->GetTriggeredBy();
+	return downtime->GetTriggeredByLegacyId();
 }
diff --git a/lib/icinga/downtime.ti b/lib/icinga/downtime.ti
index c68812aea..69f91ec4b 100644
--- a/lib/icinga/downtime.ti
+++ b/lib/icinga/downtime.ti
@@ -12,6 +12,7 @@ class Downtime
 	[state] double trigger_time;
 	[state] bool fixed;
 	[state] double duration;
+	[state] int triggered_by_legacy_id;
 	[state] String triggered_by;
 	[state] String scheduled_by;
 	[state] Dictionary::Ptr triggers {
diff --git a/lib/icinga/service-downtime.cpp b/lib/icinga/service-downtime.cpp
index f014ab262..313792515 100644
--- a/lib/icinga/service-downtime.cpp
+++ b/lib/icinga/service-downtime.cpp
@@ -70,6 +70,11 @@ String Service::AddDowntime(const String& author, const String& comment,
 	downtime->SetTriggeredBy(triggeredBy);
 	downtime->SetScheduledBy(scheduledBy);
 
+	if (!triggeredBy.IsEmpty()) {
+		Downtime::Ptr triggerDowntime = GetDowntimeByID(triggeredBy);
+		downtime->SetTriggeredByLegacyId(triggerDowntime->GetLegacyId());
+	}
+
 	int legacy_id;
 
 	{